GeneralAire ERV 3220 - Manual (Page 18)

INSTALLATION
GUIDE
18
14. Controls and Wiring (continued)
GeneralAire’s
TR3 allows the homeowner controls of the indoor humidity level in rooms
were more humidity is produced (Ex. bathroom and kitchen).
The
TR3 allows the homeowner to override the DC Dehumidistat to high speed for a
determined length of time (20min, 40min and 60min).
The
TR3 is a three wires connection. On the low voltage control board use R, G and B
terminal connection on the top right hand corner of the board.
figure 14.9
TR3
figure 14.10 Duotrol TM
TR3
TIMER CONTROL
Feature
• 20/40/60 minutes exchange
To operate:
Press the PUSH button once, the light indicator will blink one time.
The unit will operate at high speed for 20 minutes.
Press the indicator light until it blinks twice, the unit will operate
at high speed for 40 minutes.
Press the indicator light until it blinks 3 times, the unit will operate
at high speed for 60 minutes.
(Pressing the button gives you the first blink.)